.show{
  opacity:1;
  transition: all 1s ease-in;
}
.hide{
  opacity:0;
  animation: hide-item 2s ease-in forwards;
}
.fade-enter{
  opacity: 0;
}
.fade-enter-active{
  opacity: 1;
  transition: opacity 1s ease-in
}
.fade-enter-done{
  opacity:  1;
}
.fade-exit{
  opacity: 1;
}
.fade-exit-active{
  opacity: 1;
  transition: opacity 1s ease-in
}
.fade-enter-done{
  opacity: 0;
}
@keyframes hide-item{
  0%{
    opacity:1;
    color:red;
  }
  50%{
    opacity:0.5;
    color:green;
  }
  100%{
    opacity:0;
    color:blue;
  }
}